Bluff Oak Blunt Leaf Peperomia (spp.)
Blunt Leaf Peperomia Variegated Blunt Lobed Woodsia Fern
Blunt Panic Grass (spp.) Blunt Panic Grass 'Dallas Blues'
Blunt Panic Grass 'Haense Hermes' Blunt Panic Grass 'Heavy Metal'
Blunt Panic Grass 'Rotstrahlbusch' Boar Thistle
Boat Lily (spp.) 'Bodmeri' American Arborvitae
Bog Lily Bog Rosemary 'Blue Ice'
Bog Rosemary 'Grandiflora Compacta' Bog Wintergreen
Bois D'Arc (spp.) Bois D'Arc 'Double O'
Boltonia, Aster-Like 'Pink Beauty' Boltonia, Aster-Like 'Snowbank'
Boltonia, Aster-Like 'Snowflake' 'Bonanza Bolero' French Marigold
Boneset, American Boneset, White
Boojum Tree 'Boothii' American Arborvitae
'Bordeaux' Yaupon Holly 'Border Princess' Dahlia
'Borisii' Avens Botta's Clarkia
Bottle Gentian Bottle Palm
Bottlebrush Buckeye Bottlebrush Buckeye: parviflora
'Boursault' Catawba Rhododendron Bouvardia, Scarlet
'Bowhall' Red Maple Bowman's Root (spp.)
Bowman's Root White Bowman's Root: trifoliata
Bowman's Root: virginicum sibericum Box Huckleberry
Box Leaf Stopper Boxelder (spp.)
Boxelder 'Aureo-marginata' Boxelder 'Flamingo'
Boxelder 'Sensation' Boxelder Variegated
Boxelder, California Boxthorn
Boxwood, Florida 'Bracken's Brown Beauty' Southern Magnolia
Brambles: rotundifolia 'Brandon' American Arborvitae
'Brandywine™' Possum Haw Breadfruit, Mexican
'Brenhill (Gatsby Gal™)' Oakleaf Hydrangea 'Bressingham Pink' New England Aster
Brewer's Spruce Brigham Tea
'Bright Edge' Adam's Needle Yucca 'Bright Eyes' Summer Phlox
'Bright Star' Purple Coneflower 'Brilliant' Joseph's Coat: ficoidea
'Brilliantissima' Red Chokeberry Bristlecone Fir
Bristlecone Pine Bristlecone Pine: aristata
Bristly Greenbrier Bristly Locust
Brittlebush Britton's Wild Petunia 'Katie Pink'
Broadleaf Arrowhead (spp.) Broadleaf Cattail
'Brocklebankii' Red Flowering Currant Brodiaea
Brookweed Broom Hickory
Brown-Eyed Grass Brown-eyed Susan
Brush, Blue (spp.) Brush, Blue 'Skylark'
Brush, Buck 'Rodeo Lagoon' Buccaneer Palm
'Buchananii' American Arborvitae Bucida, Oxhorn (spp.)
Bucida, Oxhorn 'Shady Lady'